Module: Surface Specific Points
(c) 2001 by O.Conrad
Menu: Terrain Analysis > Morphometry > Classification
Description
References:
Peucker, T.K. and Douglas, D.H., 1975:
'Detection of surface-specific points by local parallel processing of discrete terrain elevation data',
Computer Graphics and Image Processing, 4, 375-387

Parameters
NameTypeIdentifierDescriptionConstraints
Input
Elevation Grid (input)ELEVATION
Output
ResultGrid (output)RESULT
Options
MethodChoiceMETHODAlgorithm for the detection of Surface Specific PointsAvailable Choices:
[0] Mark Highest Neighbour
[1] Opposite Neighbours
[2] Flow Direction
[3] Flow Direction (up and down)
[4] Peucker & Douglas
ThresholdFloating pointTHRESHOLDThreshold for Peucker & Douglas Algorithm